fix error when Lexicon source file cannot be open (Cython inside a ZIP file)
fix error when Lexicon source file cannot be open (Cython inside a ZIP file)

fabianrost84/cython,mrGeen/cython,hickford/cython,hickford/cython,c-blake/cython,larsmans/cython,JelleZijlstra/cython,slonik-az/cython,fabianrost84/cython,da-woods/cython,rguillebert/CythonCTypesBackend,dahebolangkuan/cython,fperez/cython,encukou/cython,mcanthony/cython,cython/cython,JelleZijlstra/cython,hickford/cython,fperez/cython,JelleZijlstra/cython,madjar/cython,roxyboy/cython,encukou/cython,hhsprings/cython,andreasvc/cython,dahebolangkuan/cython,JelleZijlstra/cython,larsmans/cython,dahebolangkuan/cython,roxyboy/cython,scoder/cython,madjar/cython,cython/cython,hpfem/cython,hpfem/cython,c-blake/cython,mcanthony/cython,roxyboy/cython,slonik-az/cython,acrispin/cython,madjar/cython,da-woods/cython,mrGeen/cython,hpfem/cython,acrispin/cython,andreasvc/cython,ABcDexter/cython,hpfem/cython,ABcDexter/cython,dahebolangkuan/cython,achernet/cython,ABcDexter/cython,encukou/cython,fperez/cython,mcanthony/cython,achernet/cython,mrGeen/cython,cython/cython,larsmans/cython,mcanthony/cython,scoder/cython,c-blake/cython,andreasvc/cython,ABcDexter/cython,acrispin/cython,bzzzz/cython,fabianrost84/cython,marscher/cython,roxyboy/cython,c-blake/cython,hhsprings/cython,ChristopherHogan/cython,slonik-az/cython,acrispin/cython,mrGeen/cython,encukou/cython,c-blake/cython,larsmans/cython,marscher/cython,mrGeen/cython,bzzzz/cython,cython/cython,andreasvc/cython,bzzzz/cython,hhsprings/cython,fperez/cython,hhsprings/cython,hpfem/cython,ChristopherHogan/cython,rguillebert/CythonCTypesBackend,da-woods/cython,fperez/cython,marscher/cython,rguillebert/CythonCTypesBackend,madjar/cython,achernet/cython,roxyboy/cython,fabianrost84/cython,scoder/cython,andreasvc/cython,larsmans/cython,achernet/cython,ChristopherHogan/cython,rguillebert/CythonCTypesBackend,hhsprings/cython,hickford/cython,dahebolangkuan/cython,marscher/cython,acrispin/cython,marscher/cython,bzzzz/cython,slonik-az/cython,scoder/cython,mcanthony/cython,achernet/cython,madjar/cython,da-woods/cython,ABcDexter/cython,encukou/cython,JelleZijlstra/cython,slonik-az/cython,fabianrost84/cython,hickford/cython